xref: /freebsd/sys/contrib/device-tree/Bindings/phy/socionext,uniphier-ahci-phy.yaml (revision 924226fba12cc9a228c73b956e1b7fa24c60b055) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/socionext,uniphier-ahci-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Socionext UniPhier AHCI PHY
8
9description: |
10  This describes the deivcetree bindings for PHY interfaces built into
11  AHCI controller implemented on Socionext UniPhier SoCs.
12
13maintainers:
14  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
15
16properties:
17  compatible:
18    enum:
19      - socionext,uniphier-pxs2-ahci-phy
20      - socionext,uniphier-pxs3-ahci-phy
21
22  reg:
23    maxItems: 1
24
25  "#phy-cells":
26    const: 0
27
28  clocks:
29    maxItems: 2
30
31  clock-names:
32    oneOf:
33      - items:          # for PXs2
34          - const: link
35      - items:          # for others
36          - const: link
37          - const: phy
38
39  resets:
40    maxItems: 2
41
42  reset-names:
43    items:
44      - const: link
45      - const: phy
46
47required:
48  - compatible
49  - reg
50  - "#phy-cells"
51  - clocks
52  - clock-names
53  - resets
54  - reset-names
55
56additionalProperties: false
57
58examples:
59  - |
60    ahci-glue@65700000 {
61        compatible = "socionext,uniphier-pxs3-ahci-glue",
62                     "simple-mfd";
63        #address-cells = <1>;
64        #size-cells = <1>;
65        ranges = <0 0x65700000 0x100>;
66
67        ahci_phy: phy@10 {
68            compatible = "socionext,uniphier-pxs3-ahci-phy";
69            reg = <0x10 0x10>;
70            #phy-cells = <0>;
71            clock-names = "link", "phy";
72            clocks = <&sys_clk 28>, <&sys_clk 30>;
73            reset-names = "link", "phy";
74            resets = <&sys_rst 28>, <&sys_rst 30>;
75        };
76    };
77